If you’ve fallen in love with an early 20th century home but feel iffy about the costs of heating it, don’t fret. There are many ways to retrofit older buildings with modern technology to make Home Sweet Home highly energy efficient. Cast Iron Radiators 4u created a handy infographic that offers advice on how and where to bulk up insulation in your home, as well as recommendations on efficient equipment that could help cut down on monthly utility bills. Keep reading to see all the helpful tips.

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